Apache HTTP server v2.4.0 to v2.4.39 - Open Redirect

In Apache HTTP server 2.4.0 to 2.4.39, Redirects configured with modrewrite that were intended to be self-referential might be fooled by encoded newlines and redirect instead to an unexpected URL within the request URL. id: CVE-2019-10098 info: name: Apache HTTP server v2.4.0 to v2.4.39 - Open...

Apache HTTP Server - Remote Code Execution

Apache HTTP Server 2.4.32 to 2.4.44 contains an info disclosure and possible remote code execution caused by a vulnerability in modproxyuwsgi, letting remote attackers access sensitive information and potentially execute arbitrary code, exploit requires sending crafted requests. id: CVE-2020-1198...

Slackware Linux 15.0 / current httpd Vulnerability (SSA:2026-154-01)

The version of httpd installed on the remote host is prior to 2.4.67. It is, therefore, affected by a vulnerability as referenced in the SSA:2026-154-01 advisory. New httpd packages are available for Slackware 15.0 and -current to fix a security issue. Tenable has extracted the preceding...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Apache HTTP Server vulnerability (USN-8384-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8384-1 advisory. It was discovered that Apache HTTP Server incorrectly handled certain cookie headers in the HTTP/2 implementation. A remote attack...

RLSA-2026:21433 Important: httpd security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd: modproxyajp: heap-based buffer over-read due to missing null-termination...

ShellShock - Remote Code Execution

GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the modcgi and modcg...

Sonicwall - Pre-Authentication Arbitrary File Read

Improper escaping of output in modrewrite in Apache HTTP Server 2.4.59 and earlier allows an attacker to map URLs to filesystem locations that are permitted to be served by the server but are not intentionally/directly reachable by any URL, resulting in code execution or source code disclosure...

mod_http2: Apache HTTP Server: HTTP/2 DoS by Memory Increase

A flaw was found in Apache HTTP Server. This late release of memory after effective lifetime vulnerability allows a remote, unauthenticated attacker to cause a denial of service DoS. The vulnerability can lead to resource exhaustion, making the server unavailable to legitimate users...

mod_http2: Apache HTTP Server: HTTP/2 DoS by Memory Increase

A flaw was found in Apache HTTP Server. This late release of memory after effective lifetime vulnerability allows a remote, unauthenticated attacker to cause a denial of service DoS. The vulnerability can lead to resource exhaustion, making the server unavailable to legitimate users...

TencentOS Server 3: httpd:2.4 (TSSA-2026:0425)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0425 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

AlmaLinux 8 : httpd:2.4 (ALSA-2026:22140)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:22140 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 httpd: modproxyajp: heap-based buffer over-read and memory disclosure in...

RockyLinux 8 : httpd:2.4 (RLSA-2026:22140)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:22140 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 httpd: modproxyajp: heap-based buffer over-read and memory disclosure in...

Apache HTTP Server: mod_proxy_ajp: Apache HTTP Server mod_proxy_ajp: Arbitrary code execution via heap-based buffer overflow

A flaw was found in modproxyajp of Apache HTTP Server. This heap-based buffer overflow vulnerability allows a remote attacker, by connecting to a malicious AJP Apache JServ Protocol server, to send a specially crafted message. This message can cause modproxyajp to write attacker-controlled data...

Important: Red Hat Security Advisory: httpd:2.4 security update

An update for the httpd:2.4 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

httpd: mod_proxy_ajp: heap-based buffer over-read and memory disclosure in ajp_parse_data()

A flaw was found in the modproxyajp module of httpd. When processing AJP Apache JServ Protocol messages, the ajpparsedata function attempts to read data beyond the allocated buffer size, allowing an attacker or a malformed request to cause a heap-based buffer over-read. This issue potentially lea...

Exploit for Use After Free in Apache Http_Server

CVE-2019-0211 — Apache HTTP Server Local Privilege Escalation...

RLSA-2026:21391 Important: httpd security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd: modproxyajp: heap-based buffer over-read due to missing null-termination...

httpd security update

An update is available for httpd. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The httpd packages provide the Apache HTTP Server, a powerful, efficient, and...

AlmaLinux 9 : httpd (ALSA-2026:21391)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:21391 advisory. httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd: modproxyajp: heap-based buffer over-read due ...

Linux Distros Unpatched Vulnerability : CVE-2023-38709

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Faulty input validation in the core of Apache allows malicious or exploitable backend/content generators to split HTTP responses. This issue affects Apache HTTP...